Accurate analytical expression for reflection-peak wavelengths of sampled Bragg grating

XH Zou, W Pan, B Luo, WL Zhang… - IEEE photonics …, 2006 - ieeexplore.ieee.org
An analytical expression for calculating the reflection-peak wavelengths of sampled Bragg
grating (SBG) is achieved for the first time. The index modulation distribution of SBG is …

A novel method for performance improvement of optical CDMA system using alterable concatenated code

K Qiu, C Zhang - Optics communications, 2007 - Elsevier
A novel method using alterable concatenated code to pre-encode is proposed to reduce the
impact of system impairment and multiple access interference (MAI) in optical code division …

Analytical determination of reflection-peak wavelengths of chirped sampled fiber Bragg gratings

X Zhu, Y Lu, G Zhang, C Wang, M Zhao - Applied optics, 2008 - opg.optica.org
An analytical expression for calculating the position of the reflection-peak wavelength of a
chirped sampled fiber Bragg grating (C-SFBG) is obtained for what is believed to be the first …

用模拟退火算法筛选光码分多址混沌码字

尹霄丽, 余重秀, 张琦, 忻向军, 刘会师 - 北京邮电大学学报, 2011 - journal.bupt.edu.cn
为了得到更优的光码分多址(OCDMA) 系统的误码率(BER) 特性, 基于相移超结构光纤布拉格
光栅编/解码器OCDMA 系统的BER 特性, 提出了使用3 阶Chebyshev 混沌序列作为OCDMA …

GEVD 辅助的MMSE 干扰抑制下行多用户MIMO 系统

高向川, 李立华, 张平, 宋磊, 王朝炜 - 北京邮电大学学报, 2011 - journal.bupt.edu.cn
为提高多用户多输入多输出(MIMO) 系统中多个用户的预编码增益, 提出了一种利用广义特征值
分解(GEVD) 辅助的最小均方误差(MMSE) 干扰抑制算法, 抑制干扰和噪声的同时考虑了用户的 …

Improvement on performance of optical code division multiple access system using concatenated code

C Zhang, K Qiu, B Xu - 2006 6th International Conference on …, 2006 - ieeexplore.ieee.org
A novel method using concatenated code to pre-encode is proposed to reduce the impact of
any system impairment and multiple access interference (MAI) in optical code division …

SSFBG-based decorrelator for MUI rejection in synchronous optical CDMA systems

MS Kumar - IEE Proceedings-Optoelectronics, 2005 - IET
A superstructured fibre Bragg grating (SSFBG) decorrelator for rejecting multi-user
interference (MUI) in a synchronous optical code division multiple access (OCDMA) system …

GEVD Aided MMSE Interference Suppression for the Downlink of Multi User MIMO System

XC Gao - Journal of Beijing University of Posts and …, 2011 - journal.bupt.edu.cn
A general eigenvalues decomposition (GEVD) aided interference suppression algorithm is
proposed based on the minimum mean squared error (MMSE) criterion to improve the …

[PDF][PDF] Hybrid technique based on chirp effect and phase shifts for spectral Talbot effect in sampled fiber Bragg gratings (FBGs)

G Deng, W Pan - Optica Applicata, 2011 - dbc.wroc.pl
To implement the spectral Talbot effect in sampled fiber Bragg gratings (SFBGs), a hybrid
technique based on a chirp effect and phase shifts is proposed. Firstly, the general phase …

Expression of reflection-peak wavelengths of arbitrary chirped and sampled fiber Bragg gratings

Y Lu, C Wang, X Zhu, G Zhang… - Passive Components and …, 2008 - spiedigitallibrary.org
We present an analytical expression for sampled fiber Bragg gratings (SFBGs) with arbitrary
chirps in sampling function or grating period or combination of both. The relationship among …